NORTHEAST LEVELLAND UNIT

Oil · District 8A · Lease #61137

Operator: SHELL WESTERN E&P INC.

Fields: LEVELLAND

Cum Oil

3.6M BBL

Cum Gas

991k MCF

casinghead

Wells

37

Production

1993-01 — 2026-04

Peak Month

1994-07

Production History

Cum Oil: 3,571,684 BBL Cum Gas: 990,759 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

24,272 BBL/mo

Di (annual)

9.6%

b-factor

0.2

EUR

3,532,874 BBL

R-squared

0.969

type

hyperbolic

Operator History (from monthly production reports)

2026-05 — 2026-07 HILCORP ENERGY COMPANY 3 mo
2000-05 — 2026-04 OCCIDENTAL PERMIAN LTD. 312 mo
1997-03 — 2000-04 ALTURA ENERGY LTD. 38 mo
1994-12 — 1997-02 SHELL LAND & ENERGY CO. 27 mo
1993-01 — 1994-11 SHELL WESTERN E&P INC. 23 mo

Wells (37)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
24OCCIDENTAL PERMIAN LTD.25,2002008-11-17
24WOCCIDENTAL PERMIAN LTD.25,2002008-11-17
36WOCCIDENTAL PERMIAN LTD.25,1002004-09-28
35OCCIDENTAL PERMIAN LTD.15,1001995-08-29
33OCCIDENTAL PERMIAN LTD.15,1001995-06-26
34OCCIDENTAL PERMIAN LTD.15,1001995-06-26
27OCCIDENTAL PERMIAN LTD.15,1001994-02-16
28OCCIDENTAL PERMIAN LTD.15,1001994-02-16
29OCCIDENTAL PERMIAN LTD.15,1001994-02-16
26OCCIDENTAL PERMIAN LTD.15,1001994-02-07
31OCCIDENTAL PERMIAN LTD.25,1001994-02-07
30OCCIDENTAL PERMIAN LTD.25,1001994-01-31
32OCCIDENTAL PERMIAN LTD.25,1001994-01-31
25OCCIDENTAL PERMIAN LTD.14,9751984-01-09
23OCCIDENTAL PERMIAN LTD.15,1001981-12-18
13AOCCIDENTAL PERMIAN LTD.15,0001980-02-06
21OCCIDENTAL PERMIAN LTD.15,0001979-04-02
22OCCIDENTAL PERMIAN LTD.15,0001979-04-02
19OCCIDENTAL PERMIAN LTD.15,0001978-07-24
20OCCIDENTAL PERMIAN LTD.15,0001978-07-12
142-219-02619OCCIDENTAL PERMIAN LTD.------
1042-219-03288OCCIDENTAL PERMIAN LTD.------
1142-219-00117OCCIDENTAL PERMIAN LTD.------
1242-219-01815OCCIDENTAL PERMIAN LTD.------
14W42-219-31566OCCIDENTAL PERMIAN LTD.------
15W42-219-31565OCCIDENTAL PERMIAN LTD.------
16W42-219-31564OCCIDENTAL PERMIAN LTD.------
17W42-219-31563OCCIDENTAL PERMIAN LTD.------
18W42-219-31567OCCIDENTAL PERMIAN LTD.------
242-219-02621OCCIDENTAL PERMIAN LTD.------
342-219-02522OCCIDENTAL PERMIAN LTD.------
442-219-02524OCCIDENTAL PERMIAN LTD.------
542-219-02521OCCIDENTAL PERMIAN LTD.------
642-219-02620OCCIDENTAL PERMIAN LTD.------
742-219-02622OCCIDENTAL PERMIAN LTD.------
842-219-02525OCCIDENTAL PERMIAN LTD.------
942-219-02523OCCIDENTAL PERMIAN LTD.------